Okx Backend Engineer Interview Questions
The questions to prepare for a Okx Backend Engineer interview. Questions from real interview reports rank first. Updated daily.
Explain how to tune slow PostgreSQL queries on multi-million-row tables using indexes, execution plans, joins, and partitioning.
OkxEvaluates your SQL skills for data manipulation and transforming fields correctly.
OkxCompute daily active users and a 7-day rolling average using a CTE, distinct counts, and window functions.
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Meta ITTask OKX Business Analytics needs to identify the highest-volume users on the OKX trading platform. Write a PostgreSQL query that ranks all users by their ...
OkxCCoinDCXOptimize a PostgreSQL transaction query that filters, aggregates, ranks, and returns top merchants efficiently on large tables.
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AutodeskEvaluates your graph algorithm knowledge and ability to reason about correctness and performance.
OkxAssesses your problem-solving and algorithmic thinking for a classic coding challenge.
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Tests your ability to diagnose and improve backend performance using measurable outcomes.
OkxTests your ability to prevent race conditions and maintain correct shared state.
OkxAssesses your distributed systems reasoning around CAP-style trade-offs.
OkxEvaluates your approach to building reliable delivery pipelines across multiple backend languages.
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